* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

ul {
  list-style: none;
}

a {
  text-decoration: none;
  -webkit-tap-highlight-color: transparent;
}

.page-container {
  min-height: 100vh;
  max-width: 480px;
  margin: auto;
  padding: 8px;
  background-color: #f6f6f6;
}

.page-container .demo-list {
  background-color: #fff;
  border-radius: 4px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2), 0 1px 1px rgba(0, 0, 0, 0.14), 0 2px 1px -1px rgba(0, 0, 0, 0.12);
  padding: 12px;
}

.page-container .demo-list .item + .item {
  border-top: 1px solid #eee;
}

.page-container .demo-list .item a {
  display: block;
  width: 100%;
  line-height: 48px;
  padding: 0 15px;
  color: #424242;
}

.page-container .demo-list .item a:hover {
  background-color: #f6f6f6;
}

.page-container .demo-list .item a:active {
  background-color: #eee;
}